Secondary Data

question 46

Multiple Choice

Secondary data:

• A) may not be specific enough to answer the question under consideration.
• B) should be considered before primary data is collected.
• C) is often all that is needed to solve a problem.
• D) is available both internally and outside the firm.
• E) all of these alternatives are correct.

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Definitions:

Weber's Law

A rule which asserts that the minimal discernible change in a stimulus is a constant proportion of the initial stimulus.

Just Noticeable Difference

Just noticeable difference is the minimum difference in stimulation that a person can detect 50% of the time, also known as the threshold of sensory detection.

Grams

A metric unit of mass equal to one thousandth of a kilogram.

Pupil

The part of the eye located in the center of the iris that controls the amount of light entering the eye.